182 



WINDS OF THE NORTHERN HEMISPHERE. 



SERIES ^.— Continued. 





Greenwich, England. 



Oporto, Portugal. 



Tripoli, Barbary. 



1S41. 



1S42. 



1 month. 





5 months. 



Course. 













la o 



i S 



S tS, 





St3 



u m 



|l 

 ts'S 



1 1 







a =2 



1 ° E 



Total of 

 numbers 

 represent- 

 ing forces. 



1- 



J2 m 



So 



3 , 

 2i O 



Sums of 

 numbers 

 represent- 

 ing forces. 



ll 



North 



418 



404.5 



2.00 



20.56 



8594 



482 



174.5 



1.47 il7.28 



8.329 



12 



22 



lOOi 



74 



136 



1.84 



N. N. E. 



136 



81.5 



2.00 



20.16 



2768 



168 



78.0 



1.14 



15.22 



2557 















5 



12 



2.40 



N. E. 



420 



72.7 



1.48 



17.34 



4161 



454 



153.7 



1.35 



16.56 



7518 



1 



1 



2 



77 



165 



2.14 



E. X. E. 



234 



430.7 



3.65 



27.23 



6371 



210 



93.7 



1.53 



17.63 



3702 















31 



90 



2.90 



East 



204 



43.3 



1.88 



19.54 



3987 



438 



68.0 



1.17 



15.42 



6754 



5 



14 



86 



97 



224 



2.31 



E. S. E. 



74 



3.5 



.87 



13.33 



986 



62 



1.2 



.42 



9.20 



570 



7 



7 



14 



20 



5B 



2.80 



S. E. 



78 



4.7 



.68 



11.75 



916 



30 



20.0 



2.22 



21.24 



6371 



4 



4 



8 



40 



90 



2.25 



S. S. E. 



136 



137.0 



1.93 



19.80 



2692 



46 



68.5 



1.70 



18.59 



855 



2 



6 



37 



13 



29 



2.23 



South 



508 



403.7 



2.16 



20.94 



10637 



480 



139.0 



1.61 



18.10 



8688 



14 



27 



137 



46 



101 



2.20 



S. S. W. 



684 



1104.0 



2.64 



23.17 



15848 



432 



400.0 



1.71 



18.63 



8048 



5 



8 



33 



5 



11 



2.20 



S. W. 



1196 



1191.7 



2.45 



22.31 



26682 



916 



1244.0 



2..5a 



22.90 



20970 



20 



40 



1865 



18 



41 



2.28 



W. S. W. 



808 



889.5 



2.37 



21.70 



17541 



792 



819.0 



2.,S5 



21.85 



17805 



8 



8 



16 



11 



39 



3.54 



West 



798 



321.5 



2.00 



20.16 



160S7 



538 



224.0 



2.33 



21.76 



11706 



4 



4 



8 



32 



55 



1.72 



W. N. W. 



220 



118.7 



1.88 



19.54 



4298 



118 



102.5 



2.93 



24.40 



2879 



9 



13 



51 



1 



2 



2.00 



N. W. 



200 



136.2 



2.47 



22.40 



4480 



86 



64.0 



2.20 



21.14 



1818 



20 



47 



237 



80 



159 



1.99 



N. N. W. 



164 



197.7 



2.40 



22.00 



3608 



142 



102.0 



1.79 



19.00 



2698 



8 



33 



212 



11 



32 



2.91 



Total number of miles travelled in the two years . 







235196 1 



Aver; 



go ra 



te per 



hour 

























20.15 





SUMMARY. 



Place of observation. 



Boothia Felix ....... 



Toronto (by anemometer) ..... 



Do. (by estimation) ..... 



Southern Maine, New Hampshire, and Vermont . 

 Cambridge, Massachusetts ..... 



Williams College, Massachusetts 

 Massachusetts, Rhode Island, and Connecticut 



New York State 



New Jersey and Pennsylvania .... 



Girard College, Pennsylvania .... 



Somerset, Pennsylvania ..... 



Delaware, Maryland, and Eastern Virginia 

 North Carolina ...... 



Savannah, Georgia ...... 



Georgia, Alabama, Mississippi, and Northern Florida 

 Tennessee and Kentucky ..... 



Ohio 



Indiana, Illinois, Michigan, Wisconsin, and Iowa 

 Porto Cabello, Venezuela ..... 



Pouce, Porto Rico ...... 



Turk's Island, Bahamas ..... 



Bermudas ....... 



Inchkeith, Scotland ...... 



Calton Hill, Scotland 



Sturbington, England 



Greenwich, England ..... 



Devonport, England ...... 



Oporto, Portugal 



Tripoli, Barbary ...... 



3 



1 



1 



18 



1 



1 



11 



11 



15 



1 



1 



5 



3 



1 



12 



9 



13 



11 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



2.44 

 .61 

 .44 

 1.79 

 1.62 

 3.17 

 1.71 

 1.97 

 1.56 

 .72 

 1.02 

 1.44 

 1.34 

 1.47 

 1.84 

 1.30 

 1.75 

 1.S2 

 1.29 

 1.31 

 1.99 

 3.45 



1.37 

 1.46 

 1.96 

 2.21 



8.98 

 7.69 

 6.37 



5.18 



7.86 

 5.20 

 6.39 



6.23 



6.28 

 3.29 

 5.79 

 6.29 

 3.55 

 3.88 



13.27 

 13.63 

 15.56 

 20.15 

 21.48 

 9.41 



For Toronto, Girard College, Greenwich, anJ Devonport, the force in this column is expressed in pounds of pressure 

 per square foot; for all the other places, it is expressed in terms of the numbers 0, 1, 2, 3, &c., denoting a calm, and 

 10 a hurricane, except that, for Boothia Felix and Bermuda, the maximum is 12 instead of 10. 



